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Texas Instruments PCM186xEVM User Manual Download Page 16

SPDIF-OUT

SPDIF-IN

SCL

SCL

SCL

SDA

SDA

SDA

BCK

BCK

BCK

LRCK

LRCK

LRCK

DOUT

DOUT

SCKI

SCKI

SCKI

XO-BUF

XO-BUF

XO-BUF

I2X-SDIN

I2X-SDOUT

I2X-SCLK

I2X-MCLK

I2X-LRCLK

SCL-PCM

SCL-PCM
SDA-PCM

SDA-PCM

DIN

DIN

+3.3V

PLR135/T10

OPTO-IN

3

2

1

OUT

VCC

GND

Case

GND

C38

0402 COG

27pfd/50V

C39

0402 COG

27pfd/50V

GND

C26

0402 X7R

0.1ufd/16V

GND

GND

C25

0603 X5R

10ufd/10V

R26

0603

1.0

+3.3V

Y1

ABM10

24.576 MHz

G

N

D

C28

0402 X7R

4700pfd/25V

C27

0402 X7R

0.068ufd/50V

R27

0402

680

GND

GND

C35

0402 X7R

0.1ufd/16V

GND

GND

C29

0603 X5R

10ufd/10V

C36

0402 X7R

0.1ufd/16V

GND

R25

0402

1.00K

C37

0402 X7R

0.1ufd/16V

+3.3V

RESET

GND

GND

LOCK

0402

Blue/2.9V

GND

R38

0402

360

+3.3V

GND

SN74LVC1G14DRL

3

5

1

4

2

INV1

SOT553-DRL5

C24

0402 X7R

0.1ufd/16V

GND

+3.3V

PCM9211PT

48

47

46

45

44

43

42

41

40

39

38

37

3

6

3

5

3

4

3

3

3

2

3

1

3

0

2

9

2

8

2

7

2

6

2

5

24

23

22

21

20

19

18

17

16

15

14

13

1

2

1

1

1

0

9

8

7

6

5

4

3

2

1

U3

LQFP48-PT

+3.3V

GND

R36

0402

4.99K

GND

GND

C20

0402 X7R

0.1ufd/16V

GND

R29

0603

0.0

R35

0603

0.0

+3.3V

2

OPTO-OUT

PLT133/T10W

1

3

VCC

INPUT

GND

SHIELD

GND

R37

0603

10.0K

C23

0402 X7R

0.1ufd/16V

+3.3V

GND

R28

0402

4.99K

+5V

+3.3V

GND

J1

0.10"

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

R33

0402

10.0K

GND

+3.3V

C30

0402 X5R

1.0ufd/10V

R30

0402

10.0K

R32

0402

10.0K

8

7

6

5

4

3

2

1

24LC256-I/MS

U2

MSOP8-MS

GND

R31

0402

10.0K

+3.3V

GND

+3.3V

GND

R23

0603

0.0

R24

0603

0.0

SCL

Orange

SDA

Orange

C22

0603 X5R

10ufd/10V

C21

0402 X7R

0.1ufd/16V

+3.3V

GND

GND

R18

0402

0.0 5%

R19

0402

0.0 5%

R34

0603

357

GND

3.3V

0603

Green/2.1V

C34

0402 X5R

1.0ufd/10V

C31

0603 X5R

10ufd/10V

C32

0402 X7R

0.1ufd/16V

VR1

1

2

3

4

5

TPS73633DBVT

SOT230DBV5

3.3V/400mA

GND

GND

GND

GND

C33

0603 X5R

10ufd/10V

GND

+5V

2

1

VOUT

100LS

+5V

GND

+3.3VA

+3.3VA

M3

M3

M3

M3

M3x8 M3x8 M3x8 M3x8

M3x12 M3x12 M3x12 M3x12

GND

GND

GND

GND

GND

GND

C
C

4

LDN

PCM186xEVM_RevC.sbk

NOVEMBER 12, 2013

DAVID K. WILSON

OF

SCH REV
PCB REV
SHEET
DRAWN BY

DATE
FILENAME

PAGE INFO:
DESIGN LEAD

TI

STANDOFFS WASHERS SCREWS

PCM186xDBT EVALUATION BOARD

SPDIF I/O, CONTROLLER BOARD I/O

SPDIF

OPTICAL SPDIF OUT

I2C Add = 0x80

OPTICAL SPDIF IN

SPDIF RESET

2

PCM186x

USB-I2X

CONTROLLER

BOARD

PCM186x

SPDIF

LOCK

LED

I2C

I2S

POWER SUPPLY AND DECOUPLING

MOUNTING HARDWARE

Schematics, Bill of Materials and Layouts

www.ti.com

Figure 16. PCM186xEVM Schematic, SPDIF I/O and Controller Board I/O

16

PCM186xEVM

SLAU615 – December 2014

Submit Documentation Feedback

Copyright © 2014, Texas Instruments Incorporated

Summary of Contents for PCM186xEVM

Page 1: ...load 5 4 Hardware 6 4 1 Power Requirements 6 4 2 Connectors and Headers 6 4 3 Board Configurations 8 4 4 Solder Options 9 5 Software 10 5 1 Installation 10 5 2 Navigation and Features 12 6 Schematics Bill of Materials and Layouts 15 6 1 Schematics 15 6 2 Bill of Materials 17 6 3 Layouts 19 List of Figures 1 Picture of PCM186xEVM 3 2 Picture of USB I2X Board 3 3 PCM186xEVM Mated to the USB I2X Boar...

Page 2: ... are shown in Table 1 Table 1 Part Differences Part Number Register Programmable Hardware Programmable Number of ADC Channels PCM1860 Yes 2 PCM1861 Yes 2 PCM1862 Yes 2 PCM1863 Yes 2 PCM1864 Yes 4 PCM1865 Yes 4 The PCM186xEVM has an external 5 V power connection or USB 5 V through the USB I2X board to power the EVM In conjunction with the USB I2X board all of the register programming can be done vi...

Page 3: ...gure 1 Picture of PCM186xEVM 2 2 USB I2X board Figure 2 is a photo of the USB I2X board Figure 2 Picture of USB I2X Board 2 3 Micro USB Cable A micro USB cable is also included in the box 3 SLAU615 December 2014 PCM186xEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 4: ... through an I2S interface When connected the USB I2X board also supplies all of the power required for the EVM through USB The PCM186xEVM also uses a PCM9211 which allows the EVM to receive and transmit digital audio via optical SPDIF connectors on the EVM The PCM9211 converts the optical data to I2S which can be routed to the PCM186xEVM The USB I2X board mates to the PCM186xEVM as shown in Figure...

Page 5: ...ifferent modes These modes also control how the audio data is routed The default mode is Mode 0 for more detail on the available modes refer to Section 4 3 3 3 Software Download The EVM is controlled through the PurePath Console Request PurePath Console access here www ti com tool purepathconsole Once access is granted download the PurePath Console here http cc ext ti com 5 SLAU615 December 2014 P...

Page 6: ... I2C I2S and 5 V connections to the PCM186x EVM 5V Input for power if no USB I2X board is used Output for 5 V if USB I2X board is used Vin1 Pins 3 red top input and 4 white bottom input of the PCM186x AC coupled Vin2 Pins 1 red top input and 2 white bottom input of the PCM186x AC coupled Vin3 Pins 30 red top input and 29 white bottom input of the PCM186x AC coupled Vin4 Pins 28 red top input and 2...

Page 7: ...s if the jumper is removed Mic Bias is disconnected J10 J10 is used to connect the crystal output Y0 to a buffer If the crystal output is being used insert J10 J11 J11 is used to connect the Xi pin of the PCM186x to ground If the crystal Y0 is not used Xi should be grounded by inserting a jumper on J11 If the crystal is used remove the J11 jumper Opto Out Opto out is the SPDIF output of the PCM921...

Page 8: ...e optical input also sets the sample rate of the system to match the optical rate If no input is provided the sample rate is generated by the PCM9211 and is 48 kHz The I2X board provides I2C control and power only In mode 0 Y0 can be removed and jumpers should be placed on J8 and J11 Figure 6 Mode 0 Block Diagram In Mode 1 the PCM186x is the master Figure 7 Clocking is provided by Y0 I2S is sent t...

Page 9: ...alled Installed Removed Installed Mode2 I2S input and output to USB running on I2S Installed Removed Installed Do not care clocks 4 4 Solder Options The PCM1861 is completely hardware controlled In addition to the hardware controlled versions of the PCM186x family all of the devices have GPIO In order to accommodate these hardware and GPIO options a series of 3 way resistor connections are include...

Page 10: ... PCM186X plugin Save the plugin in a file to access later start the PPC2 installation Once the installation is complete start PPC2 Plug in the USB cable connected to the USB I2X board which should be connected to the PCM186X EVM If the GUI does not automatically load the PCM186X GUI you must manually select the plugin Figure 10 PCM186X EVM GUI Select Manually Choose a Target a menu should appear t...

Page 11: ...et Selection Window If PCM186X does not appear in the list select Add Target Find the PCM186X plugin that was previously downloaded 11 SLAU615 December 2014 PCM186xEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 12: ...PurePath Console is the ability to load save and run scripts Scripts are text files that include each I2C write that is going to be sent to the PCM186x Although the GUI is useful for making rapid changes and experiments the goal is developing a script that can be run and saved To access the script editing area click on the Direct I2 C Read Write tab 12 PCM186xEVM SLAU615 December 2014 Submit Docum...

Page 13: ...etting to get audio out from the EVM quickly connect a left and right analog audio signal into Vin1 and connect a system that accepts digital audio through the optical out To improve performance supply a differential audio signal to the part and select 1P 1M Differential and 2P 2M Differential in the Block Diagram tab 13 SLAU615 December 2014 PCM186xEVM Submit Documentation Feedback Copyright 2014...

Page 14: ...ware www ti com Figure 14 1P 1M Differential and 2P 2M Differential Shown in Block Diagram Tab 14 PCM186xEVM SLAU615 December 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 15: ... 2 100LS C8 0805 X7R 10ufd 10V C12 0805 X7R 10ufd 10V R12 0603 649 GND LED 0603 Green 2 1V Y0 2 1 HC 49USX 24 576MHz XO XI C6 0603 COG 20pfd 50V C7 0603 COG 20pfd 50V GND GND 2L Orange 2R Orange 1L Orange 1R Orange GND R13 0402 4 99K DIN Orange SCKI Orange BCK Orange LRCK Orange DOUT Orange GND C19 0402 X7R 0 1ufd 16V J10 1 2 100LS 100LS J11 1 2 GND 1 8V 1 8V 1 8V R40 0402 100K GND 100K 0402 R41 G...

Page 16: ...K 5V 3 3V GND J1 0 10 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R33 0402 10 0K GND 3 3V C30 0402 X5R 1 0ufd 10V R30 0402 10 0K R32 0402 10 0K 8 7 6 5 4 3 2 1 24LC256 I MS U2 MSOP8 MS GND R31 0402 10 0K 3 3V GND 3 3V GND R23 0603 0 0 R24 0603 0 0 SCL Orange SDA Orange C22 0603 X5R 10ufd 10V C21 0402 X7R 0 1ufd 16V 3 3V GND GND R18 0402 0 0 5 R19 0402 0 0 5 R34 0603 357 GND 3 3V 0603 Green 2 1V C34 040...

Page 17: ...V 10 X7R ROHS 14 GRM1885C1H200JA01D MURATA 2 C6 C7 CAP SMD0603 CERM 20PFD 50V 5 COG ROHS 15 GRM21BR71A106KE51L MURATA 2 C8 C12 CAP SMD0805 CERM 10UFD 10V10 X7R ROHS 16 GRM155R71C104KA88D MURATA 14 C9 C11 C13 C19 C20 C21 CAP SMD0402 CERM 0 1UFD 16V X7R 10 ROHS C23 C24 C26 C32 C35 C37 C40 17 GRM188R71H104KA93D MURATA 1 C14 CAP SMD0603 CERM 0 1UFD 50V 10 X7R ROHS 18 C1608X5R1A106K TDK CORP 5 C22 C25 ...

Page 18: ...BC08DAAN SULLINS 1 J7 HEADER THRU MALE 2X8 100LS 120 TAIL GOLD ROHS 41 CTP 019 8 CONNECT TECH PRODUCTS 4 VIN1 VIN2 VIN3 VIN4 JACK DUAL RCA RA PCB METAL SHELL ROHS 42 4015 0 67 80 30 27 10 0 MILL MAX 2 XI XO PIN SOCKET 015 025in 70x55x1 0in GOLD ROHS Y0 IS INSERTED INTO XI AND XO PIN SOCKETS 43 ECS 245 7 20 4X ECS 1 Y0 CRYSTAL HC 49USX 24 576MHz SERIES 30ppm 20pfd FUND ROHS 44 5003 KEYSTONE ELECTRO...

Page 19: ...outs 6 3 Layouts Figure 17 through Figure 19 display the board layouts for the PCM186xEVM Figure 17 Top Silk Screen Figure 18 Top copper 19 SLAU615 December 2014 PCM186xEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 20: ...Schematics Bill of Materials and Layouts www ti com Figure 19 Bottom Copper 20 PCM186xEVM SLAU615 December 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 21: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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